The Chemical Industrial Pump features helical or spur tooth gears, internally or externally lubricated bearings, jacketed or electric heating, and standard single or double mechanical seals. Packing and visco type seals are available. Housings, gears, and bearings are available in a variety of metallurgies and special materials such as ceramic, hastelloy, tantalum, silicone carbide, and zirconiumoxide.